CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'createOffer' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'setLocalDescription' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'createAnswer' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'setRemoteDescription' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'addIceCandidate' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'getStats' on 'RTCPeerConnection': Illegal invocation
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'setLocalDescription' on 'RTCPeerConnection': 1 argument required, but only 0 present.
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'setRemoteDescription' on 'RTCPeerConnection': 1 argument required, but only 0 present.
CONSOLE ERROR: line 75: Uncaught (in promise) TypeError: Failed to execute 'addIceCandidate' on 'RTCPeerConnection': 1 argument required, but only 0 present.
This is a testharness.js-based test.
PASS EventTarget interface: existence and properties of interface object 
PASS EventTarget interface object length 
PASS EventTarget interface object name 
FAIL EventTarget interface: existence and properties of interface prototype object assert_equals: class string of EventTarget.prototype expected "[object EventTargetPrototype]" but got "[object EventTarget]"
PASS EventTarget interface: existence and properties of interface prototype object's "constructor" property 
PASS RTCPeerConnection interface: existence and properties of interface object 
PASS RTCPeerConnection interface object length 
PASS RTCPeerConnection interface object name 
FAIL RTCPeerConnection interface: existence and properties of interface prototype object assert_equals: class string of RTCPeerConnection.prototype expected "[object RTCPeerConnectionPrototype]" but got "[object RTCPeerConnection]"
PASS RTCPeerConnection interface: existence and properties of interface prototype object's "constructor" property 
PASS RTCPeerConnection interface: operation createOffer(RTCOfferOptions) 
PASS RTCPeerConnection interface: operation createAnswer(RTCAnswerOptions) 
PASS RTCPeerConnection interface: operation setLocalDescription(RTCSessionDescription) 
PASS RTCPeerConnection interface: attribute localDescription 
FAIL RTCPeerConnection interface: attribute currentLocalDescription assert_true: The prototype object must have a property "currentLocalDescription" expected true got false
FAIL RTCPeerConnection interface: attribute pendingLocalDescription assert_true: The prototype object must have a property "pendingLocalDescription" expected true got false
PASS RTCPeerConnection interface: operation setRemoteDescription(RTCSessionDescription) 
PASS RTCPeerConnection interface: attribute remoteDescription 
FAIL RTCPeerConnection interface: attribute currentRemoteDescription assert_true: The prototype object must have a property "currentRemoteDescription" expected true got false
FAIL RTCPeerConnection interface: attribute pendingRemoteDescription assert_true: The prototype object must have a property "pendingRemoteDescription" expected true got false
PASS RTCPeerConnection interface: operation addIceCandidate(RTCIceCandidate) 
PASS RTCPeerConnection interface: attribute signalingState 
PASS RTCPeerConnection interface: attribute iceGatheringState 
PASS RTCPeerConnection interface: attribute iceConnectionState 
FAIL RTCPeerConnection interface: attribute canTrickleIceCandidates assert_true: The prototype object must have a property "canTrickleIceCandidates" expected true got false
FAIL RTCPeerConnection interface: operation getConfiguration() assert_own_property: interface prototype object missing non-static operation expected property "getConfiguration" missing
PASS RTCPeerConnection interface: operation setConfiguration(RTCConfiguration) 
PASS RTCPeerConnection interface: operation close() 
PASS RTCPeerConnection interface: attribute onnegotiationneeded 
PASS RTCPeerConnection interface: attribute onicecandidate 
PASS RTCPeerConnection interface: attribute onsignalingstatechange 
PASS RTCPeerConnection interface: attribute oniceconnectionstatechange 
FAIL RTCPeerConnection interface: attribute onicegatheringstatechange assert_true: The prototype object must have a property "onicegatheringstatechange" expected true got false
FAIL RTCPeerConnection interface: operation createOffer(RTCSessionDescriptionCallback,RTCPeerConnectionErrorCallback,RTCOfferOptions) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
FAIL RTCPeerConnection interface: operation setLocalDescription(RTCSessionDescription,VoidFunction,RTCPeerConnectionErrorCallback) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
FAIL RTCPeerConnection interface: operation createAnswer(RTCSessionDescriptionCallback,RTCPeerConnectionErrorCallback) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
FAIL RTCPeerConnection interface: operation setRemoteDescription(RTCSessionDescription,VoidFunction,RTCPeerConnectionErrorCallback) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
FAIL RTCPeerConnection interface: operation addIceCandidate(RTCIceCandidate,VoidFunction,RTCPeerConnectionErrorCallback) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
FAIL RTCPeerConnection interface: operation getStats(MediaStreamTrack,RTCStatsCallback,RTCPeerConnectionErrorCallback) assert_throws: calling operation with this = null didn't throw TypeError function "function () {
            fn.apply(obj, args);
        }" did not throw
PASS RTCPeerConnection interface: operation generateCertificate(AlgorithmIdentifier) 
FAIL RTCPeerConnection interface: operation getSenders() assert_own_property: interface prototype object missing non-static operation expected property "getSenders" missing
FAIL RTCPeerConnection interface: operation getReceivers() assert_own_property: interface prototype object missing non-static operation expected property "getReceivers" missing
FAIL RTCPeerConnection interface: operation addTrack(MediaStreamTrack,MediaStream) assert_own_property: interface prototype object missing non-static operation expected property "addTrack" missing
FAIL RTCPeerConnection interface: operation removeTrack(RTCRtpSender) assert_own_property: interface prototype object missing non-static operation expected property "removeTrack" missing
FAIL RTCPeerConnection interface: attribute ontrack assert_true: The prototype object must have a property "ontrack" expected true got false
PASS RTCPeerConnection interface: operation createDataChannel(DOMString,RTCDataChannelInit) 
PASS RTCPeerConnection interface: attribute ondatachannel 
FAIL RTCPeerConnection interface: attribute dtmf assert_true: The prototype object must have a property "dtmf" expected true got false
PASS RTCPeerConnection interface: operation getStats(MediaStreamTrack) 
FAIL RTCPeerConnection interface: operation setIdentityProvider(DOMString,DOMString,DOMString) assert_own_property: interface prototype object missing non-static operation expected property "setIdentityProvider" missing
FAIL RTCPeerConnection interface: operation getIdentityAssertion() assert_own_property: interface prototype object missing non-static operation expected property "getIdentityAssertion" missing
FAIL RTCPeerConnection interface: attribute peerIdentity assert_true: The prototype object must have a property "peerIdentity" expected true got false
FAIL RTCPeerConnection interface: attribute idpLoginUrl assert_true: The prototype object must have a property "idpLoginUrl" expected true got false
PASS RTCPeerConnection must be primary interface of pc 
PASS Stringification of pc 
PASS RTCPeerConnection interface: pc must inherit property "createOffer" with the proper type (0) 
PASS RTCPeerConnection interface: calling createOffer(RTCOfferOptions) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "createAnswer" with the proper type (1) 
PASS RTCPeerConnection interface: calling createAnswer(RTCAnswerOptions) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "setLocalDescription" with the proper type (2) 
PASS RTCPeerConnection interface: calling setLocalDescription(RTCSessionDescription) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "localDescription" with the proper type (3) 
FAIL RTCPeerConnection interface: pc must inherit property "currentLocalDescription" with the proper type (4) assert_inherits: property "currentLocalDescription" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "pendingLocalDescription" with the proper type (5) assert_inherits: property "pendingLocalDescription" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "setRemoteDescription" with the proper type (6) 
PASS RTCPeerConnection interface: calling setRemoteDescription(RTCSessionDescription) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "remoteDescription" with the proper type (7) 
FAIL RTCPeerConnection interface: pc must inherit property "currentRemoteDescription" with the proper type (8) assert_inherits: property "currentRemoteDescription" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "pendingRemoteDescription" with the proper type (9) assert_inherits: property "pendingRemoteDescription" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "addIceCandidate" with the proper type (10) 
PASS RTCPeerConnection interface: calling addIceCandidate(RTCIceCandidate) on pc with too few arguments must throw TypeError 
FAIL RTCPeerConnection interface: pc must inherit property "signalingState" with the proper type (11) Unrecognized type RTCSignalingState
FAIL RTCPeerConnection interface: pc must inherit property "iceGatheringState" with the proper type (12) Unrecognized type RTCIceGatheringState
FAIL RTCPeerConnection interface: pc must inherit property "iceConnectionState" with the proper type (13) Unrecognized type RTCIceConnectionState
FAIL RTCPeerConnection interface: pc must inherit property "canTrickleIceCandidates" with the proper type (14) assert_inherits: property "canTrickleIceCandidates" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "getConfiguration" with the proper type (15) assert_inherits: property "getConfiguration" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "setConfiguration" with the proper type (16) 
PASS RTCPeerConnection interface: calling setConfiguration(RTCConfiguration) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "close" with the proper type (17) 
FAIL RTCPeerConnection interface: pc must inherit property "onnegotiationneeded" with the proper type (18) Unrecognized type EventHandler
FAIL RTCPeerConnection interface: pc must inherit property "onicecandidate" with the proper type (19) Unrecognized type EventHandler
FAIL RTCPeerConnection interface: pc must inherit property "onsignalingstatechange" with the proper type (20) Unrecognized type EventHandler
FAIL RTCPeerConnection interface: pc must inherit property "oniceconnectionstatechange" with the proper type (21) Unrecognized type EventHandler
FAIL RTCPeerConnection interface: pc must inherit property "onicegatheringstatechange" with the proper type (22) assert_inherits: property "onicegatheringstatechange" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "createOffer" with the proper type (23) 
PASS RTCPeerConnection interface: calling createOffer(RTCSessionDescriptionCallback,RTCPeerConnectionErrorCallback,RTCOfferOptions) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "setLocalDescription" with the proper type (24) 
FAIL RTCPeerConnection interface: calling setLocalDescription(RTCSessionDescription,VoidFunction,RTCPeerConnectionErrorCallback) on pc with too few arguments must throw TypeError assert_throws: Called with 0 arguments function "function () {
            fn.apply(obj, args);
        }" did not throw
PASS RTCPeerConnection interface: pc must inherit property "createAnswer" with the proper type (25) 
PASS RTCPeerConnection interface: calling createAnswer(RTCSessionDescriptionCallback,RTCPeerConnectionErrorCallback) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "setRemoteDescription" with the proper type (26) 
FAIL RTCPeerConnection interface: calling setRemoteDescription(RTCSessionDescription,VoidFunction,RTCPeerConnectionErrorCallback) on pc with too few arguments must throw TypeError assert_throws: Called with 0 arguments function "function () {
            fn.apply(obj, args);
        }" did not throw
PASS RTCPeerConnection interface: pc must inherit property "addIceCandidate" with the proper type (27) 
FAIL RTCPeerConnection interface: calling addIceCandidate(RTCIceCandidate,VoidFunction,RTCPeerConnectionErrorCallback) on pc with too few arguments must throw TypeError assert_throws: Called with 0 arguments function "function () {
            fn.apply(obj, args);
        }" did not throw
PASS RTCPeerConnection interface: pc must inherit property "getStats" with the proper type (28) 
PASS RTCPeerConnection interface: calling getStats(MediaStreamTrack,RTCStatsCallback,RTCPeerConnectionErrorCallback) on pc with too few arguments must throw TypeError 
PASS RTCPeerConnection interface: pc must inherit property "generateCertificate" with the proper type (29) 
FAIL RTCPeerConnection interface: calling generateCertificate(AlgorithmIdentifier) on pc with too few arguments must throw TypeError assert_unreached: Throws "TypeError: Cannot read property 'apply' of undefined" instead of rejecting promise Reached unreachable code
FAIL RTCPeerConnection interface: pc must inherit property "getSenders" with the proper type (30) assert_inherits: property "getSenders" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "getReceivers" with the proper type (31) assert_inherits: property "getReceivers" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "addTrack" with the proper type (32) assert_inherits: property "addTrack" not found in prototype chain
FAIL RTCPeerConnection interface: calling addTrack(MediaStreamTrack,MediaStream) on pc with too few arguments must throw TypeError assert_inherits: property "addTrack" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "removeTrack" with the proper type (33) assert_inherits: property "removeTrack" not found in prototype chain
FAIL RTCPeerConnection interface: calling removeTrack(RTCRtpSender) on pc with too few arguments must throw TypeError assert_inherits: property "removeTrack" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "ontrack" with the proper type (34) assert_inherits: property "ontrack" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "createDataChannel" with the proper type (35) 
PASS RTCPeerConnection interface: calling createDataChannel(DOMString,RTCDataChannelInit) on pc with too few arguments must throw TypeError 
FAIL RTCPeerConnection interface: pc must inherit property "ondatachannel" with the proper type (36) Unrecognized type EventHandler
FAIL RTCPeerConnection interface: pc must inherit property "dtmf" with the proper type (37) assert_inherits: property "dtmf" not found in prototype chain
PASS RTCPeerConnection interface: pc must inherit property "getStats" with the proper type (38) 
PASS RTCPeerConnection interface: calling getStats(MediaStreamTrack) on pc with too few arguments must throw TypeError 
FAIL RTCPeerConnection interface: pc must inherit property "setIdentityProvider" with the proper type (39) assert_inherits: property "setIdentityProvider" not found in prototype chain
FAIL RTCPeerConnection interface: calling setIdentityProvider(DOMString,DOMString,DOMString) on pc with too few arguments must throw TypeError assert_inherits: property "setIdentityProvider" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "getIdentityAssertion" with the proper type (40) assert_inherits: property "getIdentityAssertion" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "peerIdentity" with the proper type (41) assert_inherits: property "peerIdentity" not found in prototype chain
FAIL RTCPeerConnection interface: pc must inherit property "idpLoginUrl" with the proper type (42) assert_inherits: property "idpLoginUrl" not found in prototype chain
Harness: the test ran to completion.